UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kLbNZJX1NXKMBhGydrH6uFfQS6gDLyyexlRrf/x6gew=' 
WHERE 
  key_id = '6c5b1cf20bbf12f6a501463e175c737d2fb7222d5460516dd3597e3e7ac49443' 
  AND (
    token = 'kLbNZJX1NXKMBhGydrH6uFfQS6gDLyyexlRrf/x6gew=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )